Padlock



FIG. 1 is a perspective view of a padlock showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof.

FIG. 8 is a perspective view of an alternative embodiment of our new design; and,

FIG. 9 is a front view thereof.

The back, left, right, top and bottom views of the alternative embodiment are the same as FIGS. 3-7 of the first embodiment, respectively. The portions shown in phantom lines are not part of the claimed invention, but are included to show environment. 

The ornamental design for a padlock, as shown and described. 